98989056 has 132 divisors (see below), whose sum is σ = 298894752. Its totient is φ = 31494144.

The previous prime is 98989039. The next prime is 98989057. The reversal of 98989056 is 65098989.

It is a super-2 number, since 2×98989056² = 19597666415542272, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 98988993 and 98989011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98989057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211735 + ... + 212201.

Almost surely, 2^98989056 is an apocalyptic number.

98989056 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98989056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149447376).

98989056 is an abundant number, since it is smaller than the sum of its proper divisors (199905696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98989056 is a wasteful number, since it uses less digits than its factorization.

98989056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 54.

The square root of 98989056 is about 9949.3243991740. The cubic root of 98989056 is about 462.5894539415.

The spelling of 98989056 in words is "ninety-eight million, nine hundred eighty-nine thousand, fifty-six".